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KB4SYO

Available2x3District 4

No competing applications on record.

License HolderRankin, Michael A

License ClassTechnician

Min. Class RequiredTechnician

LocationGlendale, AZ

Grant DateNov 20, 2012

Expiration DateNov 20, 2022

Cancellation DateDec 4, 2024

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KB4SYO

Available2x3District 4

No competing applications on record.

License HolderRankin, Michael A

License ClassTechnician

Min. Class RequiredTechnician

LocationGlendale, AZ

Grant DateNov 20, 2012

Expiration DateNov 20, 2022

Cancellation DateDec 4, 2024

Available for ApplicationsNov 21, 2024

KB4SYO is a 2x3 format amateur radio callsign. It is currently registered to Rankin, Michael A in Glendale, AZ. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

-.- -... ....- ... -.-- ---

CW Weight: 42 units(Heavy (slower to send))

Voice Phonetics

Kilo Bravo Four Sierra Yankee Oscar

Readability: 7/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License ExpiredDec 4, 2024
License RenewedNov 20, 2012
License RenewedJul 8, 2002

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

Search external databases

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← KB4SYL KB4SYP →

FCC data as of Jul 29, 2026

Is KB4SYO Available? FCC Vanity Status & Watchlist